1. School of Biomedical Engineering, University of British Columbia, Vancouver, British Columbia, Canada
2. Center for Hip Health and Mobility, University of British Columbia, Vancouver, British Columbia, Canada
3. Arthritis Research Centre of Canada, Richmond, British Columbia, Canada
4. Department of Medicine, University of British Columbia, Vancouver, British Columbia, Canada
5. Motion Analysis and Biofeedback Laboratory, University of British Columbia, Vancouver, British Columbia, Canada
6. Department of Physical Therapy, University of British Columbia, Vancouver, British Columbia, Canada
7. Department of Orthopaedics, University of British Columbia, Vancouver, British Columbia, Canada